Weather archive in Bialystok

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Date / Local time		T	Po	P	Pa	U	DD	Ff	ff10	ff3	N	WW	W1	W2	Tn	Tx	Cl	Nh	H	Cm	Ch	VV	Td	RRR	tR	E	Tg	E'	sss
2026 August 16, Sunday	21	18.7 66	745.9 29.37 994.45 994.45	759.4 29.9 1012.45 1012.45		71	Wind blowing from the west-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	2000-2500 6562-8202			50.0 31.1	13.3 56
	20	20.3 69	746.2 29.38 994.85 994.85	759.5 29.9 1012.58 1012.58	0.8 0.03 1.07 1.07	77	Wind blowing from the west-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)		8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft	100%. 10/10. 8 oktas	Rain (not freezing) not falling as shower(s).	Cloud covering more than 1/2 of the sky throughout the appropriate period.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	20.2 68	28.0 82	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	100%. 10/10. 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.		50.0 31.1	16.1 61	Trace of precipitation Trace of precipitation	12
	19	21.3 70	746.0 29.37 994.59 994.59	759.3 29.89 1012.32 1012.32		72	Wind blowing from the north-west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)		8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft	100%. 10/10. 8 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	1500-2000 4921-6562	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.		50.0 31.1	16.0 61
	18	22.8 73	745.9 29.37 994.45 994.45	759.1 29.89 1012.05 1012.05		66	Wind blowing from the west-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas		Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.		50.0 31.1	16.1 61
	17	23.5 74	745.4 29.35 993.79 993.79	758.6 29.87 1011.38 1011.38	0.9 0.04 1.2 1.2	62	Wind blowing from the west-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	100%. 10/10. 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.		50.0 31.1	15.8 60
	16	25.3 78	745.0 29.33 993.25 993.25	758.1 29.85 1010.72 1010.72		52	Wind blowing from the west-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas		Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus.		50.0 31.1	14.7 58
	15	27.4 81	744.7 29.32 992.85 992.85	757.7 29.83 1010.18 1010.18		46	Wind blowing from the west-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	60%. 6/10. 5 oktas		Altocumulus translucidus at a single level.	Cirrostratus not progressively invading the sky and not entirely covering it.	50.0 31.1	14.8 59
	14	27.2 81	744.5 29.31 992.59 992.59	757.5 29.82 1009.92 1009.92	-0.1 -0 -0.13 -0.13	46	Wind blowing from the west-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	20–30%. 2/10–3/10. 2 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.	Altocumulus translucidus at a single level.	Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered.	50.0 31.1	14.6 58	No precipitation No precipitation	6
	13	27.5 82	744.4 29.31 992.45 992.45	757.4 29.82 1009.78 1009.78		44	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0		Altocumulus castellanus or floccus.	Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered.	50.0 31.1	14.2 58
	12	26.9 80	744.5 29.31 992.59 992.59	757.5 29.82 1009.92 1009.92		44	Wind blowing from the north-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			50%. 5/10. 4 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	13.6 56
	11	25.7 78	744.6 29.31 992.72 992.72	757.6 29.83 1010.05 1010.05	-0.2 -0.01 -0.27 -0.27	47	Wind blowing from the west-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			20–30%. 2/10–3/10. 2 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	13.5 56
	10	24.4 76	744.7 29.32 992.85 992.85	757.8 29.83 1010.32 1010.32		49	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			40%. 4/10. 3 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	13.0 55
	09	23.0 73	744.7 29.32 992.85 992.85	757.9 29.84 1010.45 1010.45		51	Wind blowing from the south-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			40%. 4/10. 3 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	12.3 54
	08	20.2 68	744.8 29.32 992.99 992.99	758.1 29.85 1010.72 1010.72	-0.6 -0.02 -0.8 -0.8	62	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			40%. 4/10. 3 oktas	Cloud development not observed or not observable.			12.5 55	20.2 68	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole, but the continuous veil does not reach 45 degrees above the horizon.	50.0 31.1	12.7 55	No precipitation No precipitation	12	Dry (without cracks, no appreciable amount of dust or loose sand)	10.0 50
	07	16.6 62	745.0 29.33 993.25 993.25	758.5 29.86 1011.25 1011.25		76	Wind blowing from the east-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			40%. 4/10. 3 oktas							40%. 4/10. 3 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			50.0 31.1	12.3 54
	06	13.0 55	745.3 29.34 993.65 993.65	758.9 29.88 1011.78 1011.78		86	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			50%. 5/10. 4 oktas							50%. 5/10. 4 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			50.0 31.1	10.7 51
	05	12.8 55	745.4 29.35 993.79 993.79	759.1 29.89 1012.05 1012.05	-1.2 -0.05 -1.6 -1.6	87	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			40%. 4/10. 3 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			50.0 31.1	10.7 51
	04	13.3 56	745.8 29.36 994.32 994.32	759.4 29.9 1012.45 1012.45		86	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0							10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	2500 or more, or no clouds. 8202 or more, or no clouds.			11.0 6.8	11.0 52
	03	13.4 56	746.1 29.37 994.72 994.72	759.7 29.91 1012.85 1012.85		85	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											50.0 31.1	10.9 52
	02	13.5 56	746.6 29.39 995.39 995.39	760.3 29.93 1013.65 1013.65	-0.7 -0.03 -0.93 -0.93	87	Calm, no wind	Calm			no clouds no clouds no clouds											50.0 31.1	11.4 53	No precipitation No precipitation	6
	01	13.9 57	746.9 29.41 995.79 995.79	760.6 29.94 1014.05 1014.05		87	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											45.0 28.0	11.8 53
	00	14.4 58	747.1 29.41 996.05 996.05	760.8 29.95 1014.32 1014.32		86	Calm, no wind	Calm			no clouds no clouds no clouds											45.0 28.0	12.1 54
August 15, Saturday	23	15.1 59	747.3 29.42 996.32 996.32	760.9 29.96 1014.45 1014.45	-0.2 -0.01 -0.27 -0.27	82	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											50.0 31.1	12.0 54
	22	16.0 61	747.4 29.43 996.45 996.45	761.0 29.96 1014.58 1014.58		81	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											50.0 31.1	12.7 55
	21	17.4 63	747.6 29.43 996.72 996.72	761.1 29.96 1014.72 1014.72		74	Calm, no wind	Calm			no clouds no clouds no clouds											50.0 31.1	12.7 55